1835. The "Great Fire" destroys six hundred houses Work commenced on the Croton Aqueduct
1842. Water admitted through the Croton Aqueduct
1845. First telegraph recording apparatus publicly tested by Samuel F.B. Morse
1849. Forrest-Macready riots
1853. World"s Fair in the Crystal Palace
1856. Ground bought by the city for the Central Park
1863. The Draft Riot
1870. Brooklyn Bridge started
1878. Elevated roads built
1883. Brooklyn Bridge completed
1898. The island of Manhattan becomes the Borough of Manhattan of Greater New York